IthaID: 1235

Names and Sequences

Functionality: Globin gene causative mutation Pathogenicity: Pathogenic / Likely Pathogenic
Common Name: CD 126 GTG>GGG [Val>Gly] HGVS Name: HBB:c.380T>G
Hb Name: Hb Dhonburi Protein Info: β 126(H4) Val>Gly

Context nucleotide sequence:

Protein sequence:

Also known as: Hb Neapolis

We follow the HGVS sequence variant nomenclature and IUPAC standards.


Hemoglobinopathy Group: Thalassaemia and Structural Haemoglobinopathy
Hemoglobinopathy Subgroup: β-thalassaemia, β-chain variant
Allele Phenotype:β+
Stability: Unstable
Oxygen Affinity: N/A
Associated Phenotypes: Haemolytic anaemia [HP:0001878]
Ineffective erythropoiesis [HP:0010972]


Chromosome: 11
Locus: NG_000007.3
Locus Location: 71954
Size: 1 bp
Located at: β
Specific Location: Exon 3

Other details

Type of Mutation: Point-Mutation(Substitution)
Effect on Gene/Protein Function: Missense codons (Protein Structure)
Ethnic Origin: German, Italian, Thai, Azerbaijani
Molecular mechanism: N/A
Inheritance: Recessive
DNA Sequence Determined: Yes

In silico pathogenicity prediction

Sequence Viewer

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Publications / Origin

  1. Bardakdjian-Michau J, Fucharoen S, Delanoe-Garin J, Kister J, Lacombe C, Winichagoon P, Blouquit Y, Riou J, Wasi P, Galacteros F, Hemoglobin Dhonburi alpha 2 beta 2 126 (H4) Val----Gly: a new unstable beta variant producing a beta-thalassemia intermedia phenotype in association with beta zero-thalassemia., American journal of hematology, 35(2), 96-9, 1990 PubMed
  2. Divoky V, Bissé E, Wilson JB, Gu LH, Wieland H, Heinrichs I, Prior JF, Huisman TH, Heterozygosity for the IVS-I-5 (G-->C) mutation with a G-->A change at codon 18 (Val-->Met; Hb Baden) in cis and a T-->G mutation at codon 126 (Val-->Gly; Hb Dhonburi) in trans resulting in a thalassemia intermedia., Biochimica et biophysica acta, 1180(2), 173-9, 1992 PubMed
  3. Bayramov B, Aliyeva G, Asadov C, Mammadova T, Karimova N, Eynullazadeh K, Gafarova S, Akbarov S, Farhadova S, Safarzadeh Z, Abbasov M, A Novel Frameshift Mutation at Codon 2 (-T) (: c.9delT) and First Report of Three New β-Globin Mutations From Azerbaijan., Hemoglobin, 43(0), 280-282, 2019 PubMed
Created on 2010-06-16 16:13:17, Last reviewed on 2020-01-30 10:23:33 (Show full history)

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